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An IncR Pplasmid Harbored by a Hypervirulent Carbapenem-Resistant Klebsiella pneumoniae Strain Possesses Five Tandem Repeats of the blaKPC-2::NTEKPC-Id Fragment

Ning Dong, Lizhang Liu, Rong Zhang, Kaichao Chen, Miaomiao Xie, Edward Wai Chi Chan, Sheng Chen*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

Completed sequences of three plasmids from a carbapenem-resistant hypervirulent Klebsiella pneumoniae isolate, SH9, were obtained. In addition to the pLVPK-like virulence-conferring plasmid (pVir-CR-HvKP_SH9), the two multidrug-resistant plasmids (pKPC-CR-HvKP4_SH9 and pCTX-M-CR-HvKP4_SH9) were predicted to originate from a single pKPC-CR-HvKP4-like multireplicon plasmid through homologous recombination. Interestingly, the blaKPC-2 gene was detectable in five tandem repeats exhibiting the format of an NTEKPC-Id-like transposon (IS26-ΔTn3-ISKpn8-blaKPC-2-ΔISKpn6-korC-orf-IS26). The data suggest an important role of DNA recombination in mediating active plasmid evolution.
Original languageEnglish
Article numbere01775-18
JournalAntimicrobial Agents and Chemotherapy
Volume63
Issue number3
Online published26 Feb 2019
DOIs
Publication statusPublished - Mar 2019
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Research Keywords

  • BlaKPC-2
  • Cointegration
  • Hypervirulent
  • Klebsiella pneumoniae
  • Tandem repeat

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